package project1;
import java.util.Scanner;
public class text1 {
	public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		System.out.println("请输入英尺数");
		double feet = input.nextDouble();
        double meters =feet*0.305;//1英尺=0.305米
        System.out.println(meters);
	}

}
